{"id":"https://openalex.org/A5021486005","orcid":null,"observed_orcids":[],"display_name":"\u548c\u884c \u5927\u718a","raw_author_names":["Kazuyuki OHKUMA","Kazuyuki Ohkuma","\u548c\u884c \u5927\u718a","\u5927\u718a, \u548c\u884c","\u5927\u718a\u548c\u884c"],"full_name":"\u548c\u884c \u5927\u718a","works_count":23,"cited_by_count":13,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":1,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5021486005","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I36296616","ror":"https://ror.org/01mrvbd33","display_name":"Hoshi University","country_code":"JP","type":"education","lineage":["https://openalex.org/I36296616"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I4210087842","ror":"https://ror.org/0024aa414","display_name":"National Institute of Public Health","country_code":"JP","type":"government","lineage":["https://openalex.org/I4210087842"]},"years":[1997]},{"institution":{"id":"https://openalex.org/I4405255623","ror":"https://ror.org/037vd2e78","display_name":"Mie Prefecture Health and Environment Research Institute","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405255623"]},"years":[2011,2010,2009,2005]}],"last_known_institutions":[{"id":"https://openalex.org/I4405255623","ror":"https://ror.org/037vd2e78","display_name":"Mie Prefecture Health and Environment Research Institute","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405255623"]}],"topics":[{"id":"https://openalex.org/T11423","display_name":"Pesticide Residue Analysis and Safety","count":6,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10908","display_name":"Analytical Chemistry and Chromatography","count":5,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11819","display_name":"Data-Driven Disease Surveillance","count":5,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10167","display_name":"Influenza Virus Research Studies","count":4,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10180","display_name":"Analytical chemistry methods development","count":3,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T13185","display_name":"Phytochemistry and Bioactive Compounds","value":5.46e-05,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11819","display_name":"Data-Driven Disease Surveillance","value":4.81e-05,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11423","display_name":"Pesticide Residue Analysis and Safety","value":2.57e-05,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10167","display_name":"Influenza Virus Research Studies","value":1.95e-05,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11493","display_name":"Water Treatment and Disinfection","value":1.24e-05,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"161176658","wikidata":"https://www.wikidata.org/wiki/Q131656","display_name":"Pesticide","score":0.8008959889411926},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.7428064942359924},{"id":"106848363","wikidata":"https://www.wikidata.org/wiki/Q4118259","display_name":"Pesticide residue","score":0.6451417207717896},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.38354188203811646},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.2525280714035034}],"counts_by_year":[{"year":1994,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["Kazuyuki OHKUMA","Kazuyuki Ohkuma","\u548c\u884c \u5927\u718a","\u5927\u718a, \u548c\u884c","\u5927\u718a\u548c\u884c"],"block_key":"k okuma","works_api_url":"https://api.openalex.org/works?filter=author.id:A5021486005","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5021486005","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}